decadency
1. 衰微：decadence 颓废 | decadency 衰微 | decadent 颓废的
2. 衰微/堕落/颓废：decadence /腐朽/腐烂/衰退/衰败/堕落/颓废/ | decadency /衰微/堕落/颓废/ | decadent /衰微的/颓废的/颓废派/颓/
noun
1. the state of being degenerate in mental or moral qualities
Synonym: degeneracy degeneration decadence